Infiniti QX56 (Z62). Manual — part 69
AV-130
< DTC/CIRCUIT DIAGNOSIS >
U1219 AV CONTROL UNIT
U1219 AV CONTROL UNIT
DTC Logic
INFOID:0000000006216271
Diagnosis Procedure
INFOID:0000000006216272
1.
CHECK MUSIC BOX FUNCTION
Is music box function normal?
YES
>> Malfunction may be detected transitory.
NO
>> Replace AV control unit. Refer to
AV-212, "Removal and Installation"
.
DTC
Display contents of
CONSULT-III
DTC detection condition
Possible malfunction factor
U1219
HDD READ
[U1219]
AV control unit malfunction is detected.
• If the music box function has no
malfunctions, then there is a possi-
bility of the detection of a temporary
malfunction.
• Replace the AV control unit if the
malfunction occurs constantly.
Refer to
.
AV
U121A AV CONTROL UNIT
AV-131
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
U121A AV CONTROL UNIT
DTC Logic
INFOID:0000000006216273
Diagnosis Procedure
INFOID:0000000006216274
1.
CHECK MUSIC BOX FUNCTION
Is music box function normal?
YES
>> Malfunction may be detected transitory.
NO
>> Replace AV control unit. Refer to
AV-212, "Removal and Installation"
.
DTC
Display contents of
CONSULT-III
DTC detection condition
Possible malfunction factor
U121A
HDD WRITE
[U121A]
AV control unit malfunction is detected.
• If the music box function has no
malfunctions, then there is a possi-
bility of the detection of a temporary
malfunction.
• Replace the AV control unit if the
AV-132
< DTC/CIRCUIT DIAGNOSIS >
U121B AV CONTROL UNIT
U121B AV CONTROL UNIT
DTC Logic
INFOID:0000000006216275
Diagnosis Procedure
INFOID:0000000006216276
1.
CHECK MUSIC BOX FUNCTION
Is music box function normal?
YES
>> Malfunction may be detected transitory.
NO
>> Replace AV control unit. Refer to
AV-212, "Removal and Installation"
.
DTC
Display contents of
CONSULT-III
DTC detection condition
Possible malfunction factor
U121B
HDD COMM
[U121B]
AV control unit malfunction is detected.
• If the music box function has no
malfunctions, then there is a possi-
bility of the detection of a temporary
malfunction.
• Replace the AV control unit if the
malfunction occurs constantly.
Refer to
.
AV
U121C AV CONTROL UNIT
AV-133
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
U121C AV CONTROL UNIT
DTC Logic
INFOID:0000000006216277
Diagnosis Procedure
INFOID:0000000006216278
1.
CHECK MUSIC BOX FUNCTION
Is music box function normal?
YES
>> Malfunction may be detected transitory.
NO
>> Replace AV control unit. Refer to
AV-212, "Removal and Installation"
.
DTC
Display contents of
CONSULT-III
DTC detection condition
Possible malfunction factor
U121C
HDD ACCESS
[U121C]
AV control unit malfunction is detected.
• If the music box function has no
malfunctions, then there is a possi-
bility of the detection of a temporary
malfunction.
• Replace the AV control unit if the
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